
/* eslint-disable */
require('script-loader!@/tool/Blob');
let idTmr;
const getExplorer = () => {
  let explorer = window.navigator.userAgent;
  //ie
  if (explorer.indexOf("MSIE") >= 0) {
    return 'ie';
  }
  //firefox
 
  else if (explorer.indexOf("Firefox") >= 0) {
    return 'Firefox';
  }
  //Chrome
  else if (explorer.indexOf("Chrome") >= 0) {
    return 'Chrome';
  }
  //Opera
  else if (explorer.indexOf("Opera") >= 0) {
    return 'Opera';
  }
  //Safari
  else if (explorer.indexOf("Safari") >= 0) {
    return 'Safari';
  }
}
// 判断浏览器是否为IE
export const exportToExcel = (data,name) => {
 
  // 判断是否为IE
  if (getExplorer() == 'ie') {
    tableToIE(data, name)
  } else {
    tableToNotIE(data,name)
  }
}
 
const Cleanup = () => {
  window.clearInterval(idTmr);
}
 
// ie浏览器下执行
const tableToIE = (data, name) => {
  let curTbl = data;
  let oXL = new ActiveXObject("Excel.Application");
 
  //创建AX对象excel
  let oWB = oXL.Workbooks.Add();
  //获取workbook对象
  let xlsheet = oWB.Worksheets(1);
  //激活当前sheet
  let sel = document.body.createTextRange();
  sel.moveToElementText(curTbl);
  //把表格中的内容移到TextRange中
  sel.select;
  //全选TextRange中内容
  sel.execCommand("Copy");
  //复制TextRange中内容
  xlsheet.Paste();
  //粘贴到活动的EXCEL中
 
  oXL.Visible = true;
  //设置excel可见属性
 
  try {
    let fname = oXL.Application.GetSaveAsFilename("Excel.xls", "Excel Spreadsheets (*.xls), *.xls");
  } catch (e) {
    print("Nested catch caught " + e);
  } finally {
    oWB.SaveAs(fname);
 
    oWB.Close(savechanges = false);
    //xls.visible = false;
    oXL.Quit();
    oXL = null;
    // 结束excel进程，退出完成
    window.setInterval("Cleanup();", 1);
    idTmr = window.setInterval("Cleanup();", 1);
  }
}
 
 
 function dataURIToBlob(dataURI, callback) {

  var binStr = atob(dataURI.split(',')[1]),
    len = binStr.length,
    arr = new Uint8Array(len);

  for (var i = 0; i < len; i++) {
    arr[i] = binStr.charCodeAt(i);
  }
	
  callback(new Blob([arr]), {type: 'application/vnd.ms-excel'});
}

var callback = function(blob) {
    var a = document.createElement('a');
    a.download = '提报列表.xls';
    a.innerHTML = 'download';

    a.href = URL.createObjectURL(blob);
   
a.click()
   
		console.log(a.href, 5666)
//  a.onclick = function() {
//    // ..and to wait a frame
//    requestAnimationFrame(function() {
//        URL.revokeObjectURL(a.href);
//      });
//      a.removeAttribute('href')
//    };
    };


 
 
// 非ie浏览器下执行
const tableToNotIE = (function() {
  // 编码要用utf-8不然默认gbk会出现中文乱码
  let uri = 'data:application/vnd.ms-excel;base64,',
    template = '<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><head><meta charset="UTF-8"><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>',
    base64 = function(s) {
      return window.btoa(unescape(encodeURIComponent(s)));
 
    },
 
    format = (s, c) => {
      return s.replace(/{(\w+)}/g,
        (m, p) => {
          return c[p];
        })
    }
  return (table, name) => {
    let ctx = {
      worksheet: name,
      table
    }
 
    if (navigator.userAgent.indexOf("Firefox") > -1){
      window.location.href = uri + base64(format(template, ctx))
    } else {
      //创建下载
//    let link = document.createElement('a');
//    link.setAttribute('href', uri + base64(format(template, ctx)));
// 
//    link.setAttribute('download', name);
// 		
// 				console.log(uri + base64(format(template, ctx)), 555)
// 
//    // window.location.href = uri + base64(format(template, ctx))
//    link.click();

      
      dataURIToBlob(uri + base64(format(template, ctx)), callback);
      
      
    }
  }
})()
 

